Written by Robert Bailey

What is TrojanDownloader:Win32/Upatre.A infection?

In this post you will find regarding the definition of TrojanDownloader:Win32/Upatre.A and also its negative influence on your computer. Such ransomware are a type of malware that is specified by online fraudulences to require paying the ransom by a sufferer.

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Most of the instances, TrojanDownloader:Win32/Upatre.A ransomware will advise its victims to launch funds transfer for the function of counteracting the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

TrojanDownloader:Win32/Upatre.A Summary

These adjustments can be as adheres to:

  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Creates a slightly modified copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the sufferer’s disk drive — so the target can no more utilize the information;
  • Preventing routine access to the sufferer’s workstation;
Similar behavior
Related domains Trojan.Ransom.ADC Trojan.Ransom.ADC


One of the most normal networks through which TrojanDownloader:Win32/Upatre.A are injected are:

  • By ways of phishing e-mails;
  • As a consequence of user ending up on a resource that organizes a destructive software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or protect against the device from working in a proper manner – while additionally placing a ransom money note that states the demand for the targets to impact the payment for the purpose of decrypting the records or bring back the documents system back to the first problem. In a lot of instances, the ransom note will come up when the client reboots the PC after the system has already been harmed.

TrojanDownloader:Win32/Upatre.A circulation channels.

In numerous edges of the world, TrojanDownloader:Win32/Upatre.A grows by leaps and bounds. However, the ransom money notes as well as techniques of extorting the ransom quantity may vary depending on specific neighborhood (local) setups. The ransom money notes and techniques of obtaining the ransom quantity may differ depending on particular regional (regional) setups.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In specific areas, the Trojans often wrongfully report having detected some unlicensed applications allowed on the sufferer’s device. The sharp then requires the user to pay the ransom money.

    Faulty declarations concerning illegal material.

    In nations where software program piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Additionally, the TrojanDownloader:Win32/Upatre.A popup alert may falsely declare to be deriving from a law enforcement organization as well as will certainly report having situated kid porn or various other unlawful information on the device.

    TrojanDownloader:Win32/Upatre.A popup alert might wrongly assert to be deriving from a law enforcement establishment as well as will certainly report having situated child pornography or other prohibited data on the tool. The alert will in a similar way consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 995C3B30
md5: 368e16320dda2d7dc785e405e529e66b
name: 368E16320DDA2D7DC785E405E529E66B.mlw
sha1: e2006818a4237029bc38ff51c78aa648721207d3
sha256: d06195acfa6f445df9c8b16d434111f43e348f938709a05df130c24d53832bb9
sha512: bbfed191a16cd3d416719f5b5007b8062d145181c212a11f5ddcb32aafce117eaec59f41beae1eaaf8f25e6419148c71cc614f4242bc8b9ab83ca3cf738abc2c
ssdeep: 768:DS7nh4aQC9xkV1tdgI2MyzNORQtOflIwoHNV2XBFV72B4lA7ZsUI+eX/51:DS7nK8eztdgI2MyzNORQtOflIwoHNV2H
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDownloader:Win32/Upatre.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AppdataAszezyH.Trojan
K7AntiVirus Trojan ( 00456a071 )
DrWeb Trojan.DownLoad3.28507
MicroWorld-eScan Trojan.Ransom.ADC
CMC Trojan.Win32.Bublik!O
ALYac Trojan.Ransom.ADC
Cylance Unsafe
Zillya Trojan.Bublik.Win32.12037
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanDownloader:Win32/Bublik.47920099
K7GW Trojan-Downloader ( 00456a071 )
Cybereason malicious.20dda2
Cyren W32/Trojan.RHNX-2359
Symantec Downloader.Upatre
ESET-NOD32 Win32/TrojanDownloader.Small.PRL
Zoner Trojan.Win32.17256
APEX Malicious
TotalDefense Win32/Tnega.ASVH
Avast Win32:Trojan-gen
ClamAV Win.Downloader.Upatre-5744087-0
GData Trojan.Ransom.ADC
Kaspersky Trojan.Win32.Bublik.beuk
BitDefender Trojan.Ransom.ADC
NANO-Antivirus Trojan.Win32.Bublik.clujbj
ViRobot Trojan.Win32.Z.Bublik.30594
SUPERAntiSpyware Trojan.Agent/Gen-RansomADC
Tencent Trojan.Win32.Bublik.beuk
Ad-Aware Trojan.Ransom.ADC
Sophos Troj/Backdr-JR
Comodo TrojWare.Win32.Agent.BAMG@52exzs
F-Secure Trojan.TR/Crypt.XPACK.80020
BitDefenderTheta Gen:NN.ZexaF.34110.bqX@aGKVqdpi
VIPRE Trojan.Win32.Agent.aqdc (v)
Invincea heuristic
Emsisoft Trojan.Ransom.ADC (B)
SentinelOne DFI – Malicious PE
F-Prot W32/Trojan3.FZK
Endgame malicious (high confidence)
Webroot Trojan.Dropper.Gen
Avira TR/Crypt.XPACK.80020
Antiy-AVL Trojan/Win32.Bublik
Microsoft TrojanDownloader:Win32/Upatre.A
Jiangmin Trojan/Bublik.fyp
Arcabit Trojan.Ransom.ADC
AegisLab Trojan.Win32.Bublik.lNNE
ZoneAlarm Trojan.Win32.Bublik.beuk
AhnLab-V3 Trojan/Win32.Bublik.R82296
Acronis suspicious
McAfee Downloader-FSK
MAX malware (ai score=82)
VBA32 Trojan.Bublik
Malwarebytes Trojan.Email.FA
Panda Trj/Zbot.M
TrendMicro-HouseCall TSPY_ZBOT.JGB
Rising Downloader.Small!8.B41 (TFE:dGZlOgMZthyUSduHWw)
Yandex Trojan.DL.Small!H2LOVMd8qtY
Ikarus Trojan.Win32.Bublik
MaxSecure Trojan.Upatre.Gen
Fortinet W32/Bublik.BEUK!tr
AVG Win32:Trojan-gen
Qihoo-360 Win32/Trojan.77e

How to remove TrojanDownloader:Win32/Upatre.A ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for TrojanDownloader:Win32/Upatre.A files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove TrojanDownloader:Win32/Upatre.A you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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